Home / 14,198.52-21,301.02-4,339.20

Finding the Fourth Proportional to 14,198.52, 21,301.02 and 4,339.20

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Solution

The fourth proportional to 14,198.52, 21,301.02 and 4,339.20 is: 6,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.52 : 21,301.02 = 4,339.20 : x
  2. Step 2: Convert to fraction form
    14,198.52/21,301.02 = 4,339.20/x
  3. Step 3: Cross multiply
    14,198.52x = 21,301.02 × 4,339.20
  4. Step 4: Simplify right side
    14,198.52x = 92,429,385.98
  5. Step 5: Solve for x
    x = 92,429,385.98/14,198.52
  6. Step 6: Final answer
    x = 6,509.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.